Home / 19,640.24-29,452.26-7,950.32

Finding the Fourth Proportional to 19,640.24, 29,452.26 and 7,950.32

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Solution

The fourth proportional to 19,640.24, 29,452.26 and 7,950.32 is: 11,922.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,640.24 : 29,452.26 = 7,950.32 : x
  2. Step 2: Convert to fraction form
    19,640.24/29,452.26 = 7,950.32/x
  3. Step 3: Cross multiply
    19,640.24x = 29,452.26 × 7,950.32
  4. Step 4: Simplify right side
    19,640.24x = 234,154,891.72
  5. Step 5: Solve for x
    x = 234,154,891.72/19,640.24
  6. Step 6: Final answer
    x = 11,922.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.